28
cool(adjective, calm, mean, hard, weak)
27
indifferent(adjective, calm, mean, hard, cool)
24
tepid(adjective, calm, weak, smooth, soft)
21
apathetic(adjective, calm, mean, hard, cool)
21
uninterested(adjective, temper, cold, indifferent, negative)
20
cold(adjective, calm, mean, hard, cool)
18
half-hearted(adjective, temper, cold, indifferent, negative)
17
unconcerned(adjective, calm, mean, hard, cool)
16
warm(adjective, dull, weak, smooth, soft)
15
nonchalant(adjective, calm, cool, temper, relaxed)
13
halfhearted(adjective, mean, hard, cool, attitude)
13
unenthusiastic(adjective, calm, dull, cool, warm)
12
listless(adjective, calm, cool, energy, temper)
11
insouciant(adjective, calm, dull, cool, relaxed)
11
lackadaisical(adjective, calm, cool, temper, relaxed)
11
phlegmatic(adjective, dull, cool, indifferent, restrained)
10
warmish(adjective, dull, pleasant, warm, temperate)
9
frigid(adjective, mean, hard, cool, flat)
8
chilly(adjective, cool, indifferent, restrained, reserved)
8
disinterested(adjective, calm, mean, hard, cool)
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APASmart Define. (2016). lukewarm thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lukewarm/thesaurus/synonyms
ChicagoSmart Define. 2016. "lukewarm thesaurus" https://smartdefine.org/lukewarm/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, lukewarm thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lukewarm/thesaurus/synonyms>.
MLASmart Define. "lukewarm thesaurus" 14 March 2016. Web. 22 September 2026. <https://smartdefine.org/lukewarm/thesaurus/synonyms>